316670899 has 2 divisors, whose sum is σ = 316670900. Its totient is φ = 316670898.

The previous prime is 316670897. The next prime is 316670909. The reversal of 316670899 is 998076613.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 316670899 - 2¹ = 316670897 is a prime.

Together with 316670897, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (316670897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158335449 + 158335450.

It is an arithmetic number, because the mean of its divisors is an integer number (158335450).

Almost surely, 2^316670899 is an apocalyptic number.

316670899 is a deficient number, since it is larger than the sum of its proper divisors (1).

316670899 is an equidigital number, since it uses as much as digits as its factorization.

316670899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 49.

The square root of 316670899 is about 17795.2493379553. The cubic root of 316670899 is about 681.6101542160.

The spelling of 316670899 in words is "three hundred sixteen million, six hundred seventy thousand, eight hundred ninety-nine".